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 ('b2f940dacca8cd9d55f4b2c6445fde8e', -1, 1711710664, 1711710664, 'ac462ba8', 51, 0, 0)

Line : 187
File : sessions.php