phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('c3492f3ef4222c4f2d9e0aebf6d2f6fd', -1, 1711667162, 1711667162, '0353512a', -10, 0, 0)

Line : 187
File : sessions.php