INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9088886e5029486715a1abe932d0caa18b8b014b8ee7de1eda6c0d56762f9cce', 
    '9QywjQhmjqN35uG7C7dLTMJ9oWEmUq1AFNtmYbs+GQs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)