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 (
    245, 238, 239, 74, 73, 71, 75, 72, 70, 76, 
    67, 86, 106, 105, 101, 69, 125, 120, 117, 
    113, 331, 335, 339, 341, 355, 356, 357, 
    358, 359, 360, 361, 362, 363, 364, 365, 
    366, 367, 368, 369, 370, 379, 380, 381, 
    382, 383, 384, 385, 386, 387, 388, 389, 
    390, 391, 392, 393, 394, 395, 396, 397, 
    398, 399, 400, 401, 402, 403, 404, 405, 
    406, 407, 408, 409, 410, 411, 412, 413, 
    414, 415, 416, 417, 418, 419, 420, 421, 
    422, 423, 424, 425, 426, 68
  ) 
  AND cscart_product_review_prepared_data.storefront_id = 0

Query time 0.00046

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "16.63"
    },
    "table": {
      "table_name": "cscart_product_review_prepared_data",
      "access_type": "ALL",
      "possible_keys": [
        "PRIMARY"
      ],
      "rows_examined_per_scan": 72,
      "rows_produced_per_join": 72,
      "filtered": "100.00",
      "cost_info": {
        "read_cost": "2.23",
        "eval_cost": "14.40",
        "prefix_cost": "16.63",
        "data_read_per_join": "1K"
      },
      "used_columns": [
        "product_id",
        "storefront_id",
        "average_rating",
        "reviews_count"
      ],
      "attached_condition": "((`pankajecarter_systemfour`.`cscart_product_review_prepared_data`.`storefront_id` = 0) and (`pankajecarter_systemfour`.`cscart_product_review_prepared_data`.`product_id` in (245,238,239,74,73,71,75,72,70,76,67,86,106,105,101,69,125,120,117,113,331,335,339,341,355,356,357,358,359,360,361,362,363,364,365,366,367,368,369,370,379,380,381,382,383,384,385,386,387,388,389,390,391,392,393,394,395,396,397,398,399,400,401,402,403,404,405,406,407,408,409,410,411,412,413,414,415,416,417,418,419,420,421,422,423,424,425,426,68)))"
    }
  }
}

Result

product_id average_rating reviews_count
238 4.00 1
239 3.00 1
245 4.67 3