INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '938c8a1bd3d236ce90ac84a4ce94ebe07953de2e851f42cea50139a7868ab470', 
    'x4HHLfNd7yWzzHSAMIE8wTI4US4nhPu4bb3W89KfwpY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)