1366 - Incorrect integer value: '' for column `jugglux_jstore`.`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', 'mesmr894ci8ojq15bagm494ns7', '34.204.187.106', '1594499953', '1594499953', '/index.php/cat/c198_Large.html')

[XT SQL Error]