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 ('b6441292a0bed8246a4c8d3146cd0941', -1, 1566799918, 1566799918, '22ef9e6b', 4, 0, 0)

Line : 189
File : sessions.php