Discuz! info: MySQL Query Error

Time: 2019-8-21 12:14am
Script: /forum/forumdisplay.php

SQL: SELECT t.* FROM [Table]threads t
WHERE t.tid IN (10412665,10473822,4102660,10172251,10473823,10106367,9858851) AND t.displayorder IN (2, 3)
ORDER BY displayorder DESC, lastpost DESC
LIMIT 0, 7
Error: MySQL server has gone away
Errno.: 2006

Similar error report has beed dispatched to administrator before.