INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd21ae1495647afc52c968d167b5ba68f6b7c5ec0b77bad83453006aef3c07713', 
    '5itgvSu3cdrSdOtiR7NwfWFbY2n+3gqrPSAePQWERIE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)