phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '8014b5a19d3c65f432b6f7f44b3f0825' for key 'PRIMARY'

INSERT INTO phpbb_korea_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('8014b5a19d3c65f432b6f7f44b3f0825', -1, 1771383155, 1771383155, '6817f32e', -9, 0, 0)

Line : 305
File : sessions.php