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', '619cbee215b32ad7d194d50f9e4fd5f5', '3.239.83.89', '1711707494', '1711707494', '/shop_content.php?coID=4&XTCsid=20bbdc77ade4d1698ba2b6b1a9e7f349')

[XT SQL Error]