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 ('846d7e8ec889deb07f8bd1cb76a0dcd1','0','44.202.198.173','claudebot','1711698119','pms.php?action=newpm&userid=5&sid=38d1ef027a53d1051302e3ee8a83cf11','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 @ 08:41
Script: /pms.php?action=newpm&userid=5&sid=38d1ef027a53d1051302e3ee8a83cf11
Referer: