phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '8820915c9bd3d208b60a5df8134ef02b' 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 ('8820915c9bd3d208b60a5df8134ef02b', -1, 1715748534, 1715748534, '030fdec3', 3, 0, 0)

Line : 187
File : sessions.php