phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '6f25c10075a06f7f9ada11bf7f997d42' 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 ('6f25c10075a06f7f9ada11bf7f997d42', -1, 1769962353, 1769962353, 'd849d892', -9, 0, 0)

Line : 187
File : sessions.php