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', '9d2fdab2e065e82d5a2042b2aaf9ff9c', '3.136.154.103', '1713859852', '1713859852', '/index.php/cat/c30_Laender.html/page/5')

[XT SQL Error]