phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a9b8ada9a2819b2cc52f3379591985ec' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('a9b8ada9a2819b2cc52f3379591985ec', -1, 1714945041, 1714945041, '0390098d', -1, 0, 0)

Line : 187
File : sessions.php