1366 - Incorrect integer value: '' for column `mapshopatlogis`.`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', '5ffff27da587e8ce9006a08d63460644', '3.144.116.159', '1713610399', '1713610399', '/product_info.php/info/p1848_Wallis-Satellitenbild.html')

[XT SQL Error]