phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '971eaadf99347463430472f8e0ddfd7d' 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 ('971eaadf99347463430472f8e0ddfd7d', -1, 1714388814, 1714388814, '1276019e', 8, 0, 0)

Line : 187
File : sessions.php