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`='156eb4a7daa9d57cf4fee1b63f39a7d1',`time`=1711672240,`ip`=X'2cca5a5b',`location`='/showthread.php?tid=293&pid=1803',`useragent`='claudebot',`location1`=8,`location2`=293,`nopermission`=0