1366 - Incorrect integer value: '' for column `shop_db3`.`whos_online`.`customer_id` at row 1

insert into whos_online (customer_id, full_name, session_id, ip_address, time_entry, time_last_click, last_page_url) values ('', 'Guest', 'feedd6cff56b4f66ced855db9c88edf8', '18.117.142.248', '1714136800', '1714136800', '/shop_content.php?coID=2&XTCsid=8431cc383ca4da55e69d814d1f9a8725')

[XT SQL Error]