phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '851a8b284187688ec48bc1c3f8923528' 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 ('851a8b284187688ec48bc1c3f8923528', -1, 1715193342, 1715193342, 'c0a80201', -4, 0, 0)

Line : 187
File : sessions.php