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', '43e294341ccde08f6e99231cef68a6ca', '18.204.56.185', '1659976367', '1659976367', '/index.php')

[XT SQL Error]