SELECT 
  cscart_product_review_prepared_data.product_id AS product_id, 
  cscart_product_review_prepared_data.average_rating AS average_rating, 
  cscart_product_review_prepared_data.reviews_count AS reviews_count 
FROM 
  cscart_product_review_prepared_data 
WHERE 
  cscart_product_review_prepared_data.product_id IN (
    523, 524, 525, 545, 546, 547, 548, 549, 
    550, 551, 552, 553, 554, 555, 556, 557, 
    558, 559, 560, 561, 562, 563, 564
  ) 
  AND cscart_product_review_prepared_data.storefront_id = 0

Query time 0.00035

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "12.56"
    },
    "table": {
      "table_name": "cscart_product_review_prepared_data",
      "access_type": "ALL",
      "possible_keys": [
        "PRIMARY"
      ],
      "rows_examined_per_scan": 52,
      "rows_produced_per_join": 22,
      "filtered": "44.23",
      "cost_info": {
        "read_cost": "7.97",
        "eval_cost": "4.60",
        "prefix_cost": "12.57",
        "data_read_per_join": "367"
      },
      "used_columns": [
        "product_id",
        "storefront_id",
        "average_rating",
        "reviews_count"
      ],
      "attached_condition": "((`danishecarter_latest`.`cscart_product_review_prepared_data`.`storefront_id` = 0) and (`danishecarter_latest`.`cscart_product_review_prepared_data`.`product_id` in (523,524,525,545,546,547,548,549,550,551,552,553,554,555,556,557,558,559,560,561,562,563,564)))"
    }
  }
}