ݿ: [You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'order by id desc limit 1' at line 1]
select cookies from demo_cookie where userid= order by id desc limit 1

ݿ: [You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1]
delete from demo_cookie where userid=

ݿ: [You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ''WWhUYVVpB2hSJAUnAj1QPARsBiZQYl1yW3RWfQswA29WYwB9DykEalUrVzwDNl8xBXUDI1E7DiddO1Q' at line 1]
insert into demo_cookie(userid,cookies) values(,'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')