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 ('d2e7d952168c2bc24146e9ec29e28a75','0','52.55.55.239','claudebot','1711652109','register.php?sid=1c70052f1f62a21a607139852272e655','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 @ 19:55
Script: /register.php?sid=1c70052f1f62a21a607139852272e655
Referer: