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 ('7b15dbf7f2a7acd53cba35b5a44f8791', -1, 1571736963, 1571736963, '12d09f19', 17, 0, 0)

Line : 218
File : sessions.php