phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('86bc9005529723de2a46bff10a9f9376', -1, 1752877770, 1752877770, '54ccfc03', 0, 0, 0)

Line : 187
File : sessions.php