phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b405d342fc5f4fa8b6d4b6748e856bf2' 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 ('b405d342fc5f4fa8b6d4b6748e856bf2', -1, 1555999239, 1555999239, '365b79ff', -9, 0, 0)

Line : 198
File : sessions.php