SELECT 
  cscart_product_features.feature_id, 
  cscart_product_features.feature_code, 
  cscart_product_features.company_id, 
  cscart_product_features.feature_type, 
  cscart_product_features.parent_id, 
  cscart_product_features.display_on_product, 
  cscart_product_features.display_on_catalog, 
  cscart_product_features.display_on_header, 
  cscart_product_features_descriptions.description, 
  cscart_product_features_descriptions.internal_name, 
  cscart_product_features_descriptions.lang_code, 
  cscart_product_features_descriptions.prefix, 
  cscart_product_features_descriptions.suffix, 
  cscart_product_features.categories_path, 
  cscart_product_features_descriptions.full_description, 
  cscart_product_features.status, 
  cscart_product_features.comparison, 
  cscart_product_features.position, 
  cscart_product_features.purpose, 
  cscart_product_features.feature_style, 
  cscart_product_features.filter_style 
FROM 
  cscart_product_features 
  LEFT JOIN cscart_product_features_descriptions ON cscart_product_features_descriptions.feature_id = cscart_product_features.feature_id 
  AND cscart_product_features_descriptions.lang_code = 'en' 
  INNER JOIN cscart_ult_objects_sharing ON (
    cscart_ult_objects_sharing.share_object_id = cscart_product_features.feature_id 
    AND cscart_ult_objects_sharing.share_company_id = 1 
    AND cscart_ult_objects_sharing.share_object_type = 'product_features'
  ) 
WHERE 
  cscart_product_features.feature_id = 18

Query time 0.00036

JSON explain

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  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "1.00"
    },
    "nested_loop": [
      {
        "table": {
          "table_name": "cscart_product_features",
          "access_type": "const",
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          "key": "PRIMARY",
          "used_key_parts": [
            "feature_id"
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          "key_length": "3",
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          "rows_examined_per_scan": 1,
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            "parent_id",
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            "display_on_catalog",
            "display_on_header",
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            "position",
            "comparison"
          ]
        }
      },
      {
        "table": {
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        }
      },
      {
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  }
}