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`='8c39be828809bf6454a93f4f535a5f54',`time`=1711713647,`ip`=X'23af8547',`location`='/printthread.php?tid=411',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0