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 ('433d203e6a0dc63f76ff35e2fa3a7f84', -1, 1715719191, 1715719191, '12d8dc15', -4, 0, 0)

Line : 187
File : sessions.php