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`='2a809d27b134bd3e9f763a8465cf8970',`time`=1711646212,`ip`=X'12d1d1f6',`location`='/showthread.php?tid=565&action=lastpost',`useragent`='claudebot',`location1`=6,`location2`=565,`nopermission`=0