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 ('46b5d0de42536a3dfc0f815f20828cc7', -1, 1711638807, 1711638807, '54ccfc03', 2, 0, 0)

Line : 187
File : sessions.php