phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '71b35e6d92b6a0e90bd62dceab42fcfa' 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 ('71b35e6d92b6a0e90bd62dceab42fcfa', -1, 1771624301, 1771624301, 'd849d890', 1, 0, 0)

Line : 187
File : sessions.php