phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '41c71d61d0130fa906976fa2bf7c6570' 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 ('41c71d61d0130fa906976fa2bf7c6570', -1, 1770997576, 1770997576, 'd849d809', -4, 0, 0)

Line : 187
File : sessions.php