phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 'session_user_id'

INSERT INTO bb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('505b03c52f7b21f49e523eb2411a38ee', -1, 1679995318, 1679995318, '2cc8a810', 0, 0, 0)

Line : 187
File : sessions.php