phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9808c84d9b11b222d1cf8f878342fb86' 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 ('9808c84d9b11b222d1cf8f878342fb86', -1, 1714939465, 1714939465, 'c0a80201', -4, 0, 0)

Line : 187
File : sessions.php