phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1114 The table 'phpbb_sessions' is full

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('2f84ac6f6ff27b9fdf0f747c33c7b3ab', -1, 1717746593, 1717746593, 'ac468205', 18, 0, 0)

Line : 187
File : sessions.php