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 ('c121bf364da5f166689b49ab09077b78','0','18.217.208.72','claudebot','1713480404','thread.php?threadid=5269&goto=lastpost&sid=61ff479f374e6f209329eaaa1bef86c3','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: 19.04.2024 @ 00:46
Script: /thread.php?threadid=5269&goto=lastpost&sid=61ff479f374e6f209329eaaa1bef86c3
Referer: