1366 - Incorrect integer value: '' for column `dogsdream`.`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', 'ae849f2ba6985f1e9fdc4f6ace693677', '18.117.107.90', '1713554287', '1713554287', '/shop/product_info.php/info/p9_BIO---Moehrenkuchen.html')

[XT SQL Error]