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 ('baba52876bbaec21ac53c3a4180eced3', -1, 1566660859, 1566660859, '22eec2a6', 65, 0, 0)

Line : 187
File : sessions.php