INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '86750ccbf5377b7d0fc002896310ec60757e2de6b28d1e2782116f5ce7481e5f', 
    'xbEkXCLKycw2y9LgTJMKnc4VrdcNbMJYF9zqLvwL/WI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)