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 ('c16008954a94d42f0977a8b7432d5ab4', -1, 1568533909, 1568533909, '12ce308e', 17, 0, 0)

Line : 187
File : sessions.php