phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '15b5398b90417cdce1328a2077d0c829' 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, priv_session_id) VALUES ('15b5398b90417cdce1328a2077d0c829', -1, 1714326885, 1714326885, 'ac46b2d7', -4, 0, 0, '74da27ff06b9ec520fbe5b7769c338a0')

Line : 187
File : sessions.php