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`='6ebdfe6d6bfaf332e08714c9fb11e277',`time`=1711712623,`ip`=X'3417cbfe',`location`='/ratethread.php?tid=277&rating=3&my_post_key=0e2c33ba6aee8f495099c68da2b610bb',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0