Sandbox

SELECT 
  SQL_CALC_FOUND_ROWS products.product_id, 
  descr1.product as product, 
  companies.company as company_name, 
  products.product_type, 
  products.parent_product_id, 
  SUM(cscart_product_sales.amount) as sales_amount, 
  descr1.full_description as full_description 
FROM 
  cscart_products as products 
  LEFT JOIN cscart_product_descriptions as descr1 ON descr1.product_id = products.product_id 
  AND descr1.lang_code = 'en' 
  LEFT JOIN cscart_product_prices as prices ON prices.product_id = products.product_id 
  AND prices.lower_limit = 1 
  LEFT JOIN cscart_companies AS companies ON companies.company_id = products.company_id 
  INNER JOIN cscart_products_categories as products_categories ON products_categories.product_id = products.product_id 
  INNER JOIN cscart_categories ON cscart_categories.category_id = products_categories.category_id 
  AND (
    cscart_categories.usergroup_ids = '' 
    OR FIND_IN_SET(
      0, cscart_categories.usergroup_ids
    ) 
    OR FIND_IN_SET(
      1, cscart_categories.usergroup_ids
    )
  ) 
  AND cscart_categories.status IN ('A', 'H') 
  AND cscart_categories.storefront_id IN (0, 1) 
  INNER JOIN cscart_product_sales ON cscart_product_sales.product_id = products.product_id 
  AND cscart_product_sales.category_id = products_categories.category_id 
WHERE 
  1 
  AND companies.status IN ('A') 
  AND (
    products.usergroup_ids = '' 
    OR FIND_IN_SET(0, products.usergroup_ids) 
    OR FIND_IN_SET(1, products.usergroup_ids)
  ) 
  AND products.status IN ('A') 
  AND prices.usergroup_id IN (0, 0, 1) 
  AND products.parent_product_id = 0 
  AND cscart_product_sales.amount >= 1 
  AND products.company_id IN('1', '2', '3', '4', '5', '6') 
  AND products.product_type != 'D' 
GROUP BY 
  cscart_product_sales.product_id 
ORDER BY 
  product asc, 
  products.product_id ASC 
LIMIT 
  0, 12

Query time 0.00221

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "20.50"
    },
    "ordering_operation": {
      "using_filesort": true,
      "grouping_operation": {
        "using_temporary_table": true,
        "using_filesort": false,
        "nested_loop": [
          {
            "table": {
              "table_name": "companies",
              "access_type": "ALL",
              "possible_keys": [
                "PRIMARY"
              ],
              "rows_examined_per_scan": 6,
              "rows_produced_per_join": 1,
              "filtered": "16.67",
              "cost_info": {
                "read_cost": "3.27",
                "eval_cost": "0.20",
                "prefix_cost": "3.47",
                "data_read_per_join": "7K"
              },
              "used_columns": [
                "company_id",
                "status",
                "company"
              ],
              "attached_condition": "((`atulecarter_atul_demo1`.`companies`.`status` = 'A') and (`atulecarter_atul_demo1`.`companies`.`company_id` in ('1','2','3','4','5','6')))"
            }
          },
          {
            "table": {
              "table_name": "cscart_product_sales",
              "access_type": "ALL",
              "possible_keys": [
                "PRIMARY",
                "pa"
              ],
              "rows_examined_per_scan": 24,
              "rows_produced_per_join": 7,
              "filtered": "33.33",
              "using_join_buffer": "Block Nested Loop",
              "cost_info": {
                "read_cost": "5.27",
                "eval_cost": "1.60",
                "prefix_cost": "10.34",
                "data_read_per_join": "127"
              },
              "used_columns": [
                "category_id",
                "product_id",
                "amount"
              ],
              "attached_condition": "(`atulecarter_atul_demo1`.`cscart_product_sales`.`amount` >= 1)"
            }
          },
          {
            "table": {
              "table_name": "products",
              "access_type": "eq_ref",
              "possible_keys": [
                "PRIMARY",
                "status",
                "idx_parent_product_id"
              ],
              "key": "PRIMARY",
              "used_key_parts": [
                "product_id"
              ],
              "key_length": "3",
              "ref": [
                "atulecarter_atul_demo1.cscart_product_sales.product_id"
              ],
              "rows_examined_per_scan": 1,
              "rows_produced_per_join": 0,
              "filtered": "5.00",
              "cost_info": {
                "read_cost": "8.00",
                "eval_cost": "0.08",
                "prefix_cost": "19.94",
                "data_read_per_join": "1K"
              },
              "used_columns": [
                "product_id",
                "product_type",
                "status",
                "company_id",
                "usergroup_ids",
                "parent_product_id"
              ],
              "attached_condition": "((`atulecarter_atul_demo1`.`products`.`company_id` = `atulecarter_atul_demo1`.`companies`.`company_id`) and (`atulecarter_atul_demo1`.`products`.`parent_product_id` = 0) and ((`atulecarter_atul_demo1`.`products`.`usergroup_ids` = '') or find_in_set(0,`atulecarter_atul_demo1`.`products`.`usergroup_ids`) or find_in_set(1,`atulecarter_atul_demo1`.`products`.`usergroup_ids`)) and (`atulecarter_atul_demo1`.`products`.`status` = 'A') and (`atulecarter_atul_demo1`.`products`.`product_type` <> 'D'))"
            }
          },
          {
            "table": {
              "table_name": "cscart_categories",
              "access_type": "eq_ref",
              "possible_keys": [
                "PRIMARY",
                "c_status",
                "p_category_id"
              ],
              "key": "PRIMARY",
              "used_key_parts": [
                "category_id"
              ],
              "key_length": "3",
              "ref": [
                "atulecarter_atul_demo1.cscart_product_sales.category_id"
              ],
              "rows_examined_per_scan": 1,
              "rows_produced_per_join": 0,
              "filtered": "5.00",
              "cost_info": {
                "read_cost": "0.40",
                "eval_cost": "0.00",
                "prefix_cost": "20.42",
                "data_read_per_join": "53"
              },
              "used_columns": [
                "category_id",
                "storefront_id",
                "usergroup_ids",
                "status"
              ],
              "attached_condition": "(((`atulecarter_atul_demo1`.`cscart_categories`.`usergroup_ids` = '') or find_in_set(0,`atulecarter_atul_demo1`.`cscart_categories`.`usergroup_ids`) or find_in_set(1,`atulecarter_atul_demo1`.`cscart_categories`.`usergroup_ids`)) and (`atulecarter_atul_demo1`.`cscart_categories`.`status` in ('A','H')) and (`atulecarter_atul_demo1`.`cscart_categories`.`storefront_id` in (0,1)))"
            }
          },
          {
            "table": {
              "table_name": "products_categories",
              "access_type": "eq_ref",
              "possible_keys": [
                "PRIMARY",
                "pt"
              ],
              "key": "PRIMARY",
              "used_key_parts": [
                "category_id",
                "product_id"
              ],
              "key_length": "6",
              "ref": [
                "atulecarter_atul_demo1.cscart_product_sales.category_id",
                "atulecarter_atul_demo1.cscart_product_sales.product_id"
              ],
              "rows_examined_per_scan": 1,
              "rows_produced_per_join": 0,
              "filtered": "100.00",
              "using_index": true,
              "cost_info": {
                "read_cost": "0.02",
                "eval_cost": "0.00",
                "prefix_cost": "20.44",
                "data_read_per_join": "0"
              },
              "used_columns": [
                "product_id",
                "category_id"
              ]
            }
          },
          {
            "table": {
              "table_name": "descr1",
              "access_type": "eq_ref",
              "possible_keys": [
                "PRIMARY",
                "product_id"
              ],
              "key": "PRIMARY",
              "used_key_parts": [
                "product_id",
                "lang_code"
              ],
              "key_length": "9",
              "ref": [
                "atulecarter_atul_demo1.cscart_product_sales.product_id",
                "const"
              ],
              "rows_examined_per_scan": 1,
              "rows_produced_per_join": 0,
              "filtered": "100.00",
              "cost_info": {
                "read_cost": "0.02",
                "eval_cost": "0.00",
                "prefix_cost": "20.47",
                "data_read_per_join": "93"
              },
              "used_columns": [
                "product_id",
                "lang_code",
                "product",
                "full_description"
              ]
            }
          },
          {
            "table": {
              "table_name": "prices",
              "access_type": "ref",
              "possible_keys": [
                "usergroup",
                "product_id",
                "lower_limit",
                "usergroup_id"
              ],
              "key": "usergroup",
              "used_key_parts": [
                "product_id"
              ],
              "key_length": "3",
              "ref": [
                "atulecarter_atul_demo1.cscart_product_sales.product_id"
              ],
              "rows_examined_per_scan": 3,
              "rows_produced_per_join": 0,
              "filtered": "97.36",
              "using_index": true,
              "cost_info": {
                "read_cost": "0.02",
                "eval_cost": "0.01",
                "prefix_cost": "20.50",
                "data_read_per_join": "1"
              },
              "used_columns": [
                "product_id",
                "lower_limit",
                "usergroup_id"
              ],
              "attached_condition": "((`atulecarter_atul_demo1`.`prices`.`lower_limit` = 1) and (`atulecarter_atul_demo1`.`prices`.`usergroup_id` in (0,0,1)))"
            }
          }
        ]
      }
    }
  }
}

Result

product_id	product	company_name	product_type	sales_amount	full_description
11	Collegiate 72 Tee	CS-Cart	P	2	<p>It's not how old you are, it's how stylish, and this men's adidas Originals Collegiate 72 Tee shirt feels just as fresh as it was the day the Trefoil was born in 1972. That's why this t-shirt features a collegiate "72" on the front.</p>
290	Deluxe Queen Room with Two Queen Beds	prime hotel	P	3	<p>A hotel is a commercial establishment that provides lodging, meals, and other services to guests, travelers, and tourists. Hotels can range from small family-run businesses to large international chains. Most hotels list a variety of services, such as room service, laundry, and concierge.</p>
292	Deluxe Queen Room with Two Queen Beds	super hotel	P	3	<p>A hotel is a commercial establishment that provides lodging, meals, and other services to guests, travelers, and tourists. Hotels can range from small family-run businesses to large international chains. Most hotels list a variety of services, such as room service, laundry, and concierge.</p>
300	Deluxe Queen Room with Two Queen Beds	king hotel	P	37	<p>A hotel is a commercial establishment that provides lodging, meals, and other services to guests, travelers, and tourists. Hotels can range from small family-run businesses to large international chains. Most hotels list a variety of services, such as room service, laundry, and concierge.</p>
303	Deluxe Queen Room with Two Queen Beds	king hotel	P	14	<p>A hotel is a commercial establishment that provides lodging, meals, and other services to guests, travelers, and tourists. Hotels can range from small family-run businesses to large international chains. Most hotels list a variety of services, such as room service, laundry, and concierge.</p>
304	Deluxe Queen Room with Two Queen Beds	king hotel	P	5	<p>A hotel is a commercial establishment that provides lodging, meals, and other services to guests, travelers, and tourists. Hotels can range from small family-run businesses to large international chains. Most hotels list a variety of services, such as room service, laundry, and concierge.</p>
308	Deluxe Queen Room with Two Queen Beds	king hotel	P	1	<p>A hotel is a commercial establishment that provides lodging, meals, and other services to guests, travelers, and tourists. Hotels can range from small family-run businesses to large international chains. Most hotels list a variety of services, such as room service, laundry, and concierge.</p>
309	Deluxe Queen Room with Two Queen Beds	king hotel	P	1	<p>A hotel is a commercial establishment that provides lodging, meals, and other services to guests, travelers, and tourists. Hotels can range from small family-run businesses to large international chains. Most hotels list a variety of services, such as room service, laundry, and concierge.</p>
310	Deluxe Queen Room with Two Queen Beds	king hotel	P	1	<p>A hotel is a commercial establishment that provides lodging, meals, and other services to guests, travelers, and tourists. Hotels can range from small family-run businesses to large international chains. Most hotels list a variety of services, such as room service, laundry, and concierge.</p>
298	Deluxe room with Two Queen Beds	king hotel	P	1	<p>A hotel is a commercial establishment that provides lodging, meals, and other services to guests, travelers, and tourists. Hotels can range from small family-run businesses to large international chains. Most hotels list a variety of services, such as room service, laundry, and concierge.</p>
334	demo test	super hotel	P	1
301	Premium Room	ACME Corp	P	1