MyBB SQL Error

MyBB has experienced an internal SQL error and cannot continue.

SQL Error:
145 - Table './balkania_forum/mybb_sessions' is marked as crashed and should be repaired
Query:
REPLACE INTO mybb_sessions SET `uid`=0,`sid`='f5fc60861bfd64467377b6701a19947d',`time`=1711704857,`ip`=X'2cde8a46',`location`='/showthread.php?tid=302&action=newpost',`useragent`='claudebot',`location1`=8,`location2`=302,`nopermission`=0