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 ('38939a9afdbf2f3885cf3d2c372622a4','0','3.149.230.44','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1713907582','register.php?sid=0280c6f1a156cd4af1a434d9f2cfd8f4','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: 23.04.2024 @ 23:26
Script: /register.php?sid=0280c6f1a156cd4af1a434d9f2cfd8f4
Referer: