INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6a7140d224caf8fc173158036feeb89d6a5dbc46c567dd119699b1849e1fae2c', 
    'EFfrvIKQ0zcnFG/0dlhPQE9Jo4doRkRtcDtfOswv01c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)