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', '8eb26001d204c80d63e7a3d0b47d2d2b', '18.217.108.11', '1714188780', '1714188780', '/product_info.php?info=p228_Auf-Wiedersehn.html&XTCsid=937b7cb67e424972a37875d7d9fe8a0c')

[XT SQL Error]