phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a17726e71f29dcbc964fe5dd86539f4a' 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 ('a17726e71f29dcbc964fe5dd86539f4a', -1, 1737780971, 1737780971, '03946cf4', 1, 0, 0)

Line : 187
File : sessions.php