1366 - Incorrect integer value: '' for column `usr_web74_1`.`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', 'r1mn6p1du00e5fefp1plv9ceo6', '18.189.195.142', '1746773624', '1746773624', '/shop_content.php?coID=10')

[XT SQL Error]