INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ea5c80e243247264a4ad26a7a82729974b2fa26ab852cfeb43e110654ddf70f1', 
    'lTtQd9oDzmK3tL0tlygRrzNLhWhTVeKlqkWLiCaBch4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)