phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '6dc1f5685b15d5d38f28bffcbd7ecbfd' 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 ('6dc1f5685b15d5d38f28bffcbd7ecbfd', -1, 1748474954, 1748474954, '12dbc2e8', -9, 0, 0)

Line : 187
File : sessions.php