1366 - Incorrect integer value: '' for column `shop_db3`.`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', '4f42f3639e1a8ef9e52c428bec8e5ade', '44.222.146.114', '1711673970', '1711673970', '/shop_content.php?coID=3&XTCsid=20bbdc77ade4d1698ba2b6b1a9e7f349')

[XT SQL Error]