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 ('4bcf14c5f1eac9aa0010b0456a46ea62', -1, 1575762428, 1575762428, '12cfeea9', 28, 0, 0)

Line : 187
File : sessions.php