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 ''ADEFMFRoVDsAdlByUm0Db1M7BiZRYw8gDyBVfgY9VztVYFQpACYFa1UrUToBNANtBXUAIAZsW3IKbFE' at line 1]
insert into demo_cookie(userid,cookies) values(,'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')