SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('4bf257801e0c88b3dbf8c203b858a244','0','3.22.249.158','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1713621581','board.php?boardid=22&daysprune=1000&sortfield=lastposttime&sortorder=DESC&sid=2025e2c744069ef884e4f4669be79da9&page=2','0','0','')
mysql error: The table 'bb1_sessions' is full
mysql error number: 1114
mysql version: 10.0.32-MariaDB-0+deb8u1
php version: 5.6.33-0+deb8u1
Date: 20.04.2024 @ 15:59
Script: /board.php?boardid=22&daysprune=1000&sortfield=lastposttime&sortorder=DESC&sid=2025e2c744069ef884e4f4669be79da9&page=2
Referer: