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 ('554b79fce3f796bc27e93dc6692a7b13', -1, 1758035612, 1758035612, '54ccfc03', 5, 0, 0)

Line : 187
File : sessions.php