INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6f86756ef90888b57aeaf2e6272b751920575f71396efa80f4001e1f664c89d2', 
    'K3Bs3clbZjZzlwdBD2yoQsA5XcFkvvjZjezCRwv3BDA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00044

Result

int(1)