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 (
    2698, 3605, 5830, 2340, 5887, 3834, 3155, 
    2737, 3306, 5848, 2352, 2431, 5114, 
    2339, 3389, 2924, 1626, 3350, 3392, 
    5811, 3390, 2922, 5849, 5798, 3603, 
    2693, 2338, 5826, 5801, 5864, 5829, 
    3301, 5852, 5928, 5822, 5847, 5854, 
    2341, 5794, 2702
  ) 
  AND cscart_product_review_prepared_data.storefront_id = 0

Query time 0.00061

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 (2698,3605,5830,2340,5887,3834,3155,2737,3306,5848,2352,2431,5114,2339,3389,2924,1626,3350,3392,5811,3390,2922,5849,5798,3603,2693,2338,5826,5801,5864,5829,3301,5852,5928,5822,5847,5854,2341,5794,2702)))"
    }
  }
}