phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '7f9f1a16266c0c40174ade18b20d2547' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('7f9f1a16266c0c40174ade18b20d2547', -1, 1714079389, 1714079389, '12dc4297', -10, 0, 0)

Line : 187
File : sessions.php