INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a68bde88507813af8af1fec789d8415d0036a90c2e5d6f639912bad47627d2b3', 
    'mB16dFyI7HSVe7vFjhTbOeUipkJzXoxO1JDIi3mn0is=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)