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', '78cdd375fe0b547bc87c56dbd4e97850', '3.141.24.134', '1714166632', '1714166632', '/product_info.php/language/de/info/p3568_Vanuatu-6-Reliefkarte.html')

[XT SQL Error]