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', '89455d48916cc1b2480fc2e0ec412851', '3.238.5.144', '1711724043', '1711724043', '/product_info.php/info/p4000_Asien-Reliefkarte.html')

[XT SQL Error]