phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '807b4135471d02008cbd174a4b9f3f70' 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 ('807b4135471d02008cbd174a4b9f3f70', -1, 1714998963, 1714998963, '12bf5420', -8, 0, 0)

Line : 187
File : sessions.php