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 ('18e2ca9156b160c1a38b80008e5ca93f', -1, 1591070844, 1591070844, '12e826d6', 8, 0, 0)

Line : 187
File : sessions.php