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 ('894c305a8a1ac5c7741f342ae5b9fe2f', -1, 1715858975, 1715858975, '12d8dc15', -2, 0, 0)

Line : 187
File : sessions.php