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`='4ca15a06689f087c30a8609130427a9f',`time`=1711625929,`ip`=X'345a2854',`location`='/ratethread.php?tid=320&rating=2&my_post_key=a79f259534fd04e77b4610c5087cc4c3',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0