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', 'd22abbb81bd1d2d22cdbb3fae30ccf17', '3.12.108.7', '1713533629', '1713533629', '/product_info.php/info/p2745_Franzoesisch-Guayana-Reliefkarte.html')

[XT SQL Error]