phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '99b09073920452921a40280c39d5f846' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('99b09073920452921a40280c39d5f846', -1, 1765309180, 1765309180, 'd849d8bc', -4, 0, 0)

Line : 187
File : sessions.php