phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9d2f620dcede3c7640c56e985b0db0d1' for key 1

INSERT INTO forum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('9d2f620dcede3c7640c56e985b0db0d1', -1, 1714248738, 1714248738, '12e00019', -4, 0, 0)

Line : 187
File : sessions.php