phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'cd977238fd0a1e911da757f4789f87b9' 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 ('cd977238fd0a1e911da757f4789f87b9', -1, 1769837028, 1769837028, '00000000', 3, 0, 0)

Line : 187
File : sessions.php