phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b4636b9035619b04fe83ec4431f0840d' 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 ('b4636b9035619b04fe83ec4431f0840d', -1, 1715749958, 1715749958, '12d990cb', -8, 0, 0)

Line : 187
File : sessions.php