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`='31c5761c3bb72db58e79a84d5ac42167',`time`=1711674494,`ip`=X'36905115',`location`='/showthread.php?tid=332&action=lastpost',`useragent`='claudebot',`location1`=8,`location2`=332,`nopermission`=0