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 ('13c47cb2f71ec2fe8cc2b6ba0b55dec5','0','3.15.5.183','claudebot','1713460944','calendar.php?sid=9139acad5d2ffe2cc23a2ab37bc800c0','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 @ 19:22
Script: /calendar.php?sid=9139acad5d2ffe2cc23a2ab37bc800c0
Referer: