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', '2c08cf32f3bd03334b4d5ed59b517929', '3.12.71.237', '1714122654', '1714122654', '/product_info.php?info=p325_Jericho---Sound-Assistant-2.html&XTCsid=f14882bc03b87e844afdf80aaa54462a')

[XT SQL Error]