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 ('c7e1146e14d3f4805cc86ead2181582b', -1, 1718484872, 1718484872, '54ccfc03', -2, 0, 0)

Line : 187
File : sessions.php