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`='dd979c9bc9ff8891d568cc4472bedb60',`time`=1711713992,`ip`=X'03ef0f2e',`location`='/showthread.php?tid=488',`useragent`='claudebot',`location1`=5,`location2`=488,`nopermission`=0