phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c9e86e21602e8596a16fe0d306d1d808' 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 ('c9e86e21602e8596a16fe0d306d1d808', -1, 1714780191, 1714780191, 'c0a80201', -9, 0, 0)

Line : 187
File : sessions.php