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 ('ba0bfad623c88dc1aa1b7276d397c6d5','0','54.226.68.181','claudebot','1711692026','register.php?sid=404c2bb783ae146ae9802116422b4910','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 @ 07:00
Script: /register.php?sid=404c2bb783ae146ae9802116422b4910
Referer: