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', '42ed9da4e22d19d079d58a1bd0bacdb9', '52.14.85.76', '1714112206', '1714112206', '/product_info.php?info=p248_Memory-Of-Spain.html&XTCsid=556213bd995aa263df7318e539f41bde')

[XT SQL Error]