phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'af3bb6bc0d788e09440850cd0fc270dd' 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 ('af3bb6bc0d788e09440850cd0fc270dd', -1, 1765996436, 1765996436, 'd849d884', -10, 0, 0)

Line : 187
File : sessions.php