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 ('bf2d07680930d09b2495f08ab9ad44a9', -1, 1737598811, 1737598811, '0389d9ec', 2, 0, 0)

Line : 187
File : sessions.php