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 ('8435e739ffc98488ad6a6a5c0f831a49','0','18.218.184.214','claudebot','1713305001','register.php?sid=94a492353a25e9636b13fb706ad0fbd8','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: 17.04.2024 @ 00:03
Script: /register.php?sid=94a492353a25e9636b13fb706ad0fbd8
Referer: