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 ('d4b2c2f4e338a2d2a4239c8034c84d97', -1, 1768024934, 1768024934, 'd849d88a', 4, 0, 0)

Line : 189
File : sessions.php