INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '687c0682bd2a8e32bd7540f375a5556b842c9efd5a4c64e578909c4c6568b823', 
    'fnvkz0bDpoHBWKPEiZdr8hZbx9s1VTHKcdbK+CZEMlc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)