phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '786e64516769ffaf67386a4540c78f5e' for key 'PRIMARY'

INSERT INTO sub_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('786e64516769ffaf67386a4540c78f5e', -1, 1715334345, 1715334345, '0316f28d', -8, 0, 0)

Line : 187
File : sessions.php