phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b4b9c6c21a0a997c652ffda57a6c2bc4' 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 ('b4b9c6c21a0a997c652ffda57a6c2bc4', -1, 1715092334, 1715092334, 'c0a80201', -1, 0, 0)

Line : 187
File : sessions.php