phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '968934715d6b4f7dca5d6d03b1233f84' 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 ('968934715d6b4f7dca5d6d03b1233f84', -1, 1715770090, 1715770090, '0315f7fd', -8, 0, 0)

Line : 187
File : sessions.php