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`='f6d95dd5df952a8452d33e20b6155753',`time`=1711639310,`ip`=X'36522c95',`location`='/ratethread.php?tid=259&rating=2&my_post_key=c992c529bf14a4805fd2c13d7344afb6',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0