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 (
    9362, 9363, 9367, 9369, 9377, 9378, 9383, 
    9388, 9390, 9393, 9394, 9403, 9404, 
    9406, 9412, 9416, 9417, 9418, 9469, 
    9472, 9529, 9580, 9609, 9619
  ) 
  AND cscart_product_review_prepared_data.storefront_id = 0

Query time 0.00055

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "1.00"
    },
    "table": {
      "table_name": "cscart_product_review_prepared_data",
      "access_type": "ALL",
      "possible_keys": [
        "PRIMARY"
      ],
      "rows_examined_per_scan": 5,
      "rows_produced_per_join": 5,
      "filtered": "100.00",
      "cost_info": {
        "read_cost": "0.50",
        "eval_cost": "0.50",
        "prefix_cost": "1.00",
        "data_read_per_join": "80"
      },
      "used_columns": [
        "product_id",
        "storefront_id",
        "average_rating",
        "reviews_count"
      ],
      "attached_condition": "((`softwarepirmam_hewadelivard_cscart_4`.`cscart_product_review_prepared_data`.`storefront_id` = 0) and (`softwarepirmam_hewadelivard_cscart_4`.`cscart_product_review_prepared_data`.`product_id` in (9362,9363,9367,9369,9377,9378,9383,9388,9390,9393,9394,9403,9404,9406,9412,9416,9417,9418,9469,9472,9529,9580,9609,9619)))"
    }
  }
}