INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '421d43c13005a11a3cbb4d69d3f786ab9234d2688afc754c8bffeb85acde911a', 
    'm0CWEx5xC1flSHqgm8vO4iNNoSAPHGisJAKedTXJO+0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)