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 ('ee9f2d6bc855004019fdde08f00cd583', -1, 1737635535, 1737635535, '12741c4f', 12, 0, 0)

Line : 187
File : sessions.php