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`='ecfa269e789079c14229bf202b649c84',`time`=1711710720,`ip`=X'2cdc5939',`location`='/showthread.php?tid=204&action=newpost',`useragent`='claudebot',`location1`=9,`location2`=204,`nopermission`=0