INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4a7ef58d8f1900ea9e1532f3191f1d5aa7b776181b7f7c7255b3549967b579a5', 
    'luJgEY6Y53sqnP035cwchBDaceB1hj+dxq1PE4BFTXg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)