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', '4fcc99e5dd97ae0e8d195ac6ab5a55c0', '34.238.143.70', '1711642493', '1711642493', '/product_info.php?info=p228_Auf-Wiedersehn.html&XTCsid=fbf10991e93a5b1cee6d3cdc21485899')

[XT SQL Error]