SQL-DATABASE ERROR

Database error in WoltLab Burning Board: Invalid SQL: SELECT * FROM bb1_threads WHERE threadid = '30959'
mysql error: Table 'usr_web58_2.bb1_threads' doesn't exist
mysql error number: 1146
Date: 18.08.2019 @ 11:50
Script: /board/thread.php?threadid=30959&
Referer: