phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1f694f169ab521ec1c41126e1489c00c' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('1f694f169ab521ec1c41126e1489c00c', -1, 1766006393, 1766006393, 'd849d8a2', 5, 0, 0)

Line : 187
File : sessions.php