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 ('294f734ecdb21208e263b53e2f01ff73', -1, 1591075943, 1591075943, '12e826d6', 1, 0, 0)

Line : 187
File : sessions.php