INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9735304af649476383a8c75eb98fdcd3e425f1480dbdbdad753d124c5339afdc', 
    'iaJsMw7Ywj5nya1812wfBnklNTfLhBglKNIQXnpTQTw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)