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`='acc4c73d37a44af6750a6c6a6507a788',`time`=1711646036,`ip`=X'12e85811',`location`='/showthread.php?mode=linear&tid=66&pid=312',`useragent`='claudebot',`location1`=7,`location2`=66,`nopermission`=0