Discuz! info: MySQL Query Error

Time: 2019-2-20 8:38pm
Script: /cancer_insurance_f301_923.html

SQL: SELECT tid FROM [Table]threads force index(fid) WHERE fid='301' order by tid asc LIMIT -3251, 14
Error: 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 '-3251, 14' at line 1
Errno.: 1064

Similar error report has beed dispatched to administrator before.