phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'd211a4781d72d529abc75cf6d2a4a080' 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 ('d211a4781d72d529abc75cf6d2a4a080', -1, 1770020710, 1770020710, 'c0a81010', 19, 0, 0)

Line : 187
File : sessions.php