INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a821a78720d4144673d14e4aeedc9e1c295748af6ace56d5c09f7af8f8a0f260', 
    'r6fvnNvbFVEId9kCdIeeV9RDr5V6ItTddY96t3XWtOw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00044

Result

int(1)