Load data into table by awk

Hi

I am using below awk command to load text file data into table

awk '/ n /{print "insert into lastlogon values("$1", "$3", "$4", "$5", "$6")"}
' userreport.txt

but when I run its showing below O/P

insert into lastlogon values(3er45, Mon, Feb, 17, 2014)
insert into lastlogon values(34fe, Thu, Feb, 20, 2014)
insert into lastlogon values(ve3wThu, Feb, 20, 2014)
insert into lastlogon values(v34rfn, Sep, 23, 2013)
insert into lastlogon values(gwed,ue, Feb, 18, 2014)
insert into lastlogon values(swed2n, Jul, 30, 2007)
insert into lastlogon values(wesdc, Aug, 25, 2006)
insert into lastlogon values(wedsa, Feb, 14, 2014)

but the data is not loadin into table due to single quotes. The actual data should load with quotes as shown below.

insert into lastlogonvalues('ap238d', 'Fri', 'Feb', 14, '2014')

how I could load data with quotes with awk.