phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'f4ac9f1819a1788639955463b88d5bfc' 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 ('f4ac9f1819a1788639955463b88d5bfc', -1, 1716357270, 1716357270, '12dfaa15', -8, 0, 0)

Line : 187
File : sessions.php