SELECT 
  f.feature_id, 
  f.purpose, 
  p.product_id, 
  p.parent_product_id, 
  g.id, 
  g.code 
FROM 
  cscart_product_variation_group_features AS f 
  INNER JOIN cscart_product_variation_groups AS g ON f.group_id = g.id 
  INNER JOIN cscart_product_variation_group_products AS p ON f.group_id = p.group_id 
WHERE 
  p.product_id IN (
    114, 115, 116, 117, 118, 119, 120, 121, 
    122, 123, 124, 125, 126, 127, 128, 129, 
    130, 131, 132, 133, 134, 135, 136, 137, 
    138, 139, 140, 141, 142, 143, 144, 145, 
    146, 147, 148, 149, 150, 151, 152, 153, 
    154, 155, 156, 157, 158, 159, 160, 161, 
    162, 163, 164, 165, 167, 168, 169, 170, 
    171, 172, 173, 174, 175, 176, 177, 178, 
    179, 180, 181, 182, 183, 184, 185, 186, 
    187, 188, 189, 190, 191, 1, 5, 7, 8, 9, 
    10, 11, 13, 14, 15, 16, 17, 18, 19, 20, 
    21, 22, 23, 24
  )

Query time 0.00128

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "10.86"
    },
    "nested_loop": [
      {
        "table": {
          "table_name": "g",
          "access_type": "ALL",
          "possible_keys": [
            "PRIMARY"
          ],
          "rows_examined_per_scan": 2,
          "rows_produced_per_join": 2,
          "filtered": "100.00",
          "cost_info": {
            "read_cost": "2.02",
            "eval_cost": "0.40",
            "prefix_cost": "2.42",
            "data_read_per_join": "800"
          },
          "used_columns": [
            "id",
            "code"
          ]
        }
      },
      {
        "table": {
          "table_name": "f",
          "access_type": "ALL",
          "possible_keys": [
            "idx_group_id"
          ],
          "rows_examined_per_scan": 4,
          "rows_produced_per_join": 2,
          "filtered": "25.00",
          "using_join_buffer": "Block Nested Loop",
          "cost_info": {
            "read_cost": "2.04",
            "eval_cost": "0.40",
            "prefix_cost": "6.06",
            "data_read_per_join": "208"
          },
          "used_columns": [
            "feature_id",
            "purpose",
            "group_id"
          ],
          "attached_condition": "(`atulecarter_atul_demo4`.`f`.`group_id` = `atulecarter_atul_demo4`.`g`.`id`)"
        }
      },
      {
        "table": {
          "table_name": "p",
          "access_type": "ref",
          "possible_keys": [
            "PRIMARY",
            "idx_group_id"
          ],
          "key": "idx_group_id",
          "used_key_parts": [
            "group_id"
          ],
          "key_length": "3",
          "ref": [
            "atulecarter_atul_demo4.g.id"
          ],
          "rows_examined_per_scan": 2,
          "rows_produced_per_join": 4,
          "filtered": "100.00",
          "cost_info": {
            "read_cost": "4.00",
            "eval_cost": "0.80",
            "prefix_cost": "10.86",
            "data_read_per_join": "64"
          },
          "used_columns": [
            "product_id",
            "parent_product_id",
            "group_id"
          ],
          "attached_condition": "(`atulecarter_atul_demo4`.`p`.`product_id` in (114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,160,161,162,163,164,165,167,168,169,170,171,172,173,174,175,176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191,1,5,7,8,9,10,11,13,14,15,16,17,18,19,20,21,22,23,24))"
        }
      }
    ]
  }
}