index.js
function (name, callback) {
    return this._run('insert', this.internals.migrationTable, {name: name, run_on: new Date()})
      .nodeify(callback);
  }
function (name, callback) {
    return this._run('insert', this.internals.migrationTable, {name: name, run_on: new Date()})
      .nodeify(callback);
  }
Inserts a migration record into the migration collection

@param name                - The name of the migration being run
@param callback