phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'adc8dc85a1d7454797ebe79b71987040' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('adc8dc85a1d7454797ebe79b71987040', -1, 1744688197, 1744688197, '12db2b1a', -9, 0)

Line : 180
File : /www/includes/sessions.php