A Database Error Occurred

Error Number: 1064

You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '-10' at line 2

SELECT @rownum:=@rownum+1 as 'number', tb_press.* FROM tb_press WHERE (@rownum:=0)=0 ORDER BY idx DESC LIMIT 10 OFFSET -10

Filename: models/Tb_Press.php

Line Number: 28