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 ('321c85ef3fa9eddfdd3a81d5d564e382','0','3.239.119.159','claudebot','1711641730','register.php?sid=1c6347d29fec9dd50371738ec03c2b63','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: 28.03.2024 @ 17:02
Script: /register.php?sid=1c6347d29fec9dd50371738ec03c2b63
Referer: