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 ('b112c57835405552a78af1dde1c81701', -1, 1568989882, 1568989882, '03e3fe0c', -4, 0, 0)

Line : 172
File : sessions.php