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`='378d0990eae2015e7042eaa524a0003a',`time`=1711668295,`ip`=X'36addd84',`location`='/showthread.php?tid=563&action=newpost',`useragent`='claudebot',`location1`=6,`location2`=563,`nopermission`=0