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`='ecf792e9e976eb09014d6104fa2d747e',`time`=1711631444,`ip`=X'34cd9f30',`location`='/showthread.php?tid=629&pid=6112',`useragent`='claudebot',`location1`=6,`location2`=629,`nopermission`=0