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', '6ee08989700e82cb586c257473d1acd0', '3.81.13.254', '1711711073', '1711711073', '/redirect.php?action=product&id=246&XTCsid=0d9ee48a6a0ef54d70661006a72a5ec7')

[XT SQL Error]