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 ('0480715d062a3141354e35ed64a15129','0','3.84.231.140','claudebot','1711690608','pms.php?action=newpm&userid=5&sid=419c8ecee6fa4ef05bec900a488edc42','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: 29.03.2024 @ 06:36
Script: /pms.php?action=newpm&userid=5&sid=419c8ecee6fa4ef05bec900a488edc42
Referer: