INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '551cddd4844c079bb581475dad24a69406eeead8343fa929e39feee9b42db6da', 
    'bq7DYHKynB6RuzQoyeB2LtDwZk7AyZlYmwO9lXITu8g=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)