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 ('51b4874be28aebc1b3c5849c911c414f', -1, 1580318165, 1580318165, '03d6b8fa', 64, 0, 0)

Line : 187
File : sessions.php