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', '5dbd381d785feadf1974f8ff6fa2c36d', '18.222.253.195', '1713607764', '1713607764', '/shop_content.php?coID=7&XTCsid=6f15378daa624dbfd839586482611826')

[XT SQL Error]