phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a200d1d9150459a1ccca3806f19a74c0' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('a200d1d9150459a1ccca3806f19a74c0', -1, 1772203109, 1772203109, 'd849d834', -9, 0)

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