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', '54258ceb8201859bf80035bafe119baa', '18.118.200.136', '1714123715', '1714123715', '/product_info.php/info/p2900_Spanien-Reliefkarte.html')

[XT SQL Error]