INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a504a29897531f853606c13a19b07cf940a6fc5ebe809f3938c275784dfb7cbc', 
    '8DtoFGeKztGHLpJeLAOmLjlq6KJ05yu73WLMK+Si8qs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)