INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '08e375926a10ac032633ec0f10ad3d37134cb571cb489d34950767634237230d', 
    'UAa3llemsjWAHVVi8iwq4T0y3rUOuzGnuBMsi10pELE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)