phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '8736a8d081293599878a94e760d9b83a' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('8736a8d081293599878a94e760d9b83a', -1, 1772132923, 1772132923, 'd849d8b4', -9, 0)

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