phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'bf199d6ffc625a31cb1844c510766946' 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 ('bf199d6ffc625a31cb1844c510766946', -1, 1761981192, 1761981192, 'd849d8d7', 12, 0, 0)

Line : 187
File : sessions.php