phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'cdf571f0e126d0d9d7fcb4bf61ab2db3' 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 ('cdf571f0e126d0d9d7fcb4bf61ab2db3', -1, 1713516829, 1713516829, '12ddbb79', -4, 0, 0)

Line : 187
File : sessions.php