phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b8b3c971eda77a79319a47c8b3609378' 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 ('b8b3c971eda77a79319a47c8b3609378', -1, 1760641384, 1760641384, 'd849d804', 12, 0, 0)

Line : 187
File : sessions.php