phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a0df1db961bd9f566cac7d3f21b76dca' 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 ('a0df1db961bd9f566cac7d3f21b76dca', -1, 1715787377, 1715787377, '12743eef', -1, 0, 0)

Line : 187
File : sessions.php