phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '8d969948a51deb623fad971997379fd5' 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 ('8d969948a51deb623fad971997379fd5', -1, 1714984899, 1714984899, '12d8cd7b', 4, 0, 0)

Line : 187
File : sessions.php