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 ('55603234462987c497a7445bf66e4525', -1, 1575973096, 1575973096, '12cfff31', 0, 0, 0)

Line : 172
File : sessions.php