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 ('7940f7539f73833ebc318940e438a347','0','3.129.39.55','claudebot','1713412868','formmail.php?userid=2&sid=34157fd2433df887fa3992eb924cc0a2','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: 18.04.2024 @ 06:01
Script: /formmail.php?userid=2&sid=34157fd2433df887fa3992eb924cc0a2
Referer: