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', 'c1f07e4ddc7926f6a5b97e1bf9bd2f51', '3.145.151.141', '1713537097', '1713537097', '/product_info.php?info=p324_Jericho---Lippenhantel.html&XTCsid=7449276e387898a36bd6271988bac6c7')

[XT SQL Error]