1366 - Incorrect integer value: '' for column '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', '4ev4hg7kh8hfvdd6iu93og53s1', '54.80.208.105', '1534357239', '1534357239', '/catalog/default.php')

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