SELECT 
  feature_id, 
  feature_type 
FROM 
  cscart_product_features 
WHERE 
  feature_id IN (
    103, 105, 98, 97, 99, 96, 101, 102, 100, 
    76, 25, 78, 79, 84, 85, 86, 89, 90, 92, 
    94, 80, 81, 82, 83, 87, 88, 91, 93, 95
  )

Query time 0.00005

JSON explain

{
  "query_block": {
    "select_id": 1,
    "nested_loop": [
      {
        "table": {
          "table_name": "cscart_product_features",
          "access_type": "ALL",
          "possible_keys": ["PRIMARY"],
          "rows": 131,
          "filtered": 22.1374054,
          "attached_condition": "cscart_product_features.feature_id in (103,105,98,97,99,96,101,102,100,76,25,78,79,84,85,86,89,90,92,94,80,81,82,83,87,88,91,93,95)"
        }
      }
    ]
  }
}

Result

feature_id feature_type
92 S
91 M
93 S
94 M
76 S
78 M
79 M
80 M
81 S
82 S
83 M
84 S
85 S
86 S
87 S
88 S
89 S
90 M
25 S
95 S
96 S
97 S
98 S
99 S
100 S
101 S
102 S
103 S
105 S