SELECT 
  pf.feature_id, 
  pf.company_id, 
  pf.feature_type, 
  pf.parent_id, 
  pf.display_on_product, 
  pf.display_on_catalog, 
  pf.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, 
  pf.categories_path, 
  cscart_product_features_descriptions.full_description, 
  pf.status, 
  pf.comparison, 
  pf.position, 
  pf.purpose, 
  pf.feature_style, 
  pf.filter_style, 
  pf.feature_code, 
  pf.timestamp, 
  pf.updated_timestamp 
FROM 
  cscart_product_features AS pf 
  LEFT JOIN cscart_product_features_descriptions ON cscart_product_features_descriptions.feature_id = pf.feature_id 
  AND cscart_product_features_descriptions.lang_code = 'ru' 
WHERE 
  pf.feature_type = 'G' 
  AND (
    pf.feature_id IN ('') 
    OR pf.feature_id NOT IN (
      SELECT 
        parent_id 
      FROM 
        cscart_product_features
    )
  ) 
  AND pf.display_on_product = 'Y' 
  AND (
    pf.categories_path = '' 
    OR ISNULL(pf.categories_path) 
    OR FIND_IN_SET(731, pf.categories_path) 
    OR FIND_IN_SET(798, pf.categories_path) 
    OR FIND_IN_SET(799, pf.categories_path) 
    OR FIND_IN_SET(800, pf.categories_path) 
    OR FIND_IN_SET(811, pf.categories_path)
  ) 
ORDER BY 
  pf.position, 
  cscart_product_features_descriptions.description

Query time 0.00152

JSON explain

{
  "query_block": {
    "select_id": 1,
    "filesort": {
      "sort_key": "pf.position, cscart_product_features_descriptions.description",
      "temporary_table": {
        "table": {
          "table_name": "pf",
          "access_type": "ALL",
          "possible_keys": ["PRIMARY"],
          "rows": 176,
          "filtered": 100,
          "attached_condition": "pf.feature_type = 'G' and (pf.feature_id = '' or !<in_optimizer>(pf.feature_id,pf.feature_id in (subquery#2))) and pf.display_on_product = 'Y' and (pf.categories_path = '' or pf.categories_path is null or find_in_set(731,pf.categories_path) or find_in_set(798,pf.categories_path) or find_in_set(799,pf.categories_path) or find_in_set(800,pf.categories_path) or find_in_set(811,pf.categories_path))"
        },
        "table": {
          "table_name": "cscart_product_features_descriptions",
          "access_type": "eq_ref",
          "possible_keys": ["PRIMARY"],
          "key": "PRIMARY",
          "key_length": "9",
          "used_key_parts": ["feature_id", "lang_code"],
          "ref": ["admin_test.pf.feature_id", "const"],
          "rows": 1,
          "filtered": 100,
          "attached_condition": "trigcond(cscart_product_features_descriptions.lang_code = 'ru')"
        },
        "subqueries": [
          {
            "query_block": {
              "select_id": 2,
              "table": {
                "table_name": "cscart_product_features",
                "access_type": "ALL",
                "rows": 176,
                "filtered": 100
              }
            }
          }
        ]
      }
    }
  }
}