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', '524531b41ea5f7accee6da6603ab2d7d', '3.137.171.121', '1714042568', '1714042568', '/redirect.php?action=product&id=246&XTCsid=30c973abda9994cdcaa402f38a62d49a')

[XT SQL Error]