phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1114 The table 'sfphpbb_sessions' is full

INSERT INTO sfphpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('83b5ed67a51b1d360df0bf9a0f2f9d33', -1, 1715003210, 1715003210, '12745a8d', 2, 0, 0)

Line : 187
File : sessions.php