phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1d6db4ec28ba96a254862d6989f2cebd' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('1d6db4ec28ba96a254862d6989f2cebd', -1, 1715899902, 1715899902, '030f93d7', -8, 0, 0)

Line : 187
File : sessions.php