phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b47b20aff47e8889ac904a5b20637ef1' 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 ('b47b20aff47e8889ac904a5b20637ef1', -1, 1715413012, 1715413012, '12dd70dc', -2, 0, 0)

Line : 187
File : sessions.php