phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '8e4f4dc6a1c140976187846701d5ed47' 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 ('8e4f4dc6a1c140976187846701d5ed47', -1, 1760904122, 1760904122, 'd849d820', 18, 0, 0)

Line : 187
File : sessions.php