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 ('6c404a42357468ff15d3052daab3b66b', -1, 1718726968, 1718726968, '12776c21', -9, 0, 0)

Line : 187
File : sessions.php