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 ''AzIOOwU5DmFSJFZ0U2xTPw9nACAHNVt0X3BUf1RvUDwFMFMuBSNVO1cpC2AIPQVrBnYAIA1nW3IBZwV' at line 1]
insert into demo_cookie(userid,cookies) values(,'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')