phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO forum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('4a39fc32e1df130f603e3c2111b4d8e6', -1, 1717244977, 1717244977, '12da72f4', 0, 0, 0)

Line : 187
File : sessions.php