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', '4e96387efe58123bb55873f55a484815', '18.191.13.255', '1714159198', '1714159198', '/index.php/language/en/cat/c35_Countries.html/page/1')

[XT SQL Error]