phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '15ffffa133b2d1d1423c06af5ac418e3' 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 ('15ffffa133b2d1d1423c06af5ac418e3', -1, 1714572732, 1714572732, 'c0a80201', -4, 0, 0)

Line : 187
File : sessions.php