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`='10c5e96b61e58d02ef415924b7155090',`time`=1711616733,`ip`=X'22e644d6',`location`='/showthread.php?tid=534&action=lastpost',`useragent`='claudebot',`location1`=7,`location2`=534,`nopermission`=0