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 ('8f86bb2fcf847903f66ae57e79ef8bf5','0','3.16.212.99','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714160997','thread.php?threadid=5004&threadview=1&hilight=&hilightuser=0&sid=8ab78b2a3ac3cb2d75f137aedfc0e3f3','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: 26.04.2024 @ 21:49
Script: /thread.php?threadid=5004&threadview=1&hilight=&hilightuser=0&sid=8ab78b2a3ac3cb2d75f137aedfc0e3f3
Referer: