phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c71a764a712dc7401c0df7708b781cad' 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 ('c71a764a712dc7401c0df7708b781cad', -1, 1714584865, 1714584865, 'c0a80201', -11, 0, 0)

Line : 187
File : sessions.php