use strict;
use warnings;
use DBI;
my $t   = "pm1083865_ivo"; # table name
my $dbh = DBI->connect or die "no database connection - $!\n ";
$dbh->{AutoCommit} = 0;
$dbh->{RaiseError} = 1;
$dbh->do("drop table if exists $t");
$dbh->do("create table $t(col0 timestamptz, col1 text, col2 int, col3 text, col4 int)");
$dbh->commit;
my $sth1 = $dbh->prepare("insert into $t values(cast(? as timestamptz),?,?)"    );
my $sth2 = $dbh->prepare("insert into $t values(cast(? as timestamptz),?,?,?,?)");
my $date_string ;
while (<>) {
  chomp;
  $date_string = $_;
  last;
}
while (<>) {
  no warnings 'uninitialized';
  next if (/^\s*$/);
  my ($col1, $col2, $col3, $col4);
  s{\r}{};
  chomp;
  if ( /^([^:]+):\s*(\d+)\s*$/ )
  {
    $col1 = $1;
    $col2 = $2;
    $col3 = '';
    $col4 = '';
    $sth1->execute($date_string, $col1,$col2);
  }
  elsif ( /^([^:]+):\s*(\d+)\s*([^:]+):\s*(\d+)\s*$/ )
  {
    $col1 = $1;
    $col2 = $2;
    $col3 = $3;
    $col4 = $4;
    $sth2->execute($date_string,$col1,$col2,$col3,$col4);
  }
  else {
    print ">>>", $_ ,"<<<\n";
    die "oops - unprocessed line!\n";
  }
# print join("\t", $col1, $col2, $col3, $col4), "\n";
}
$dbh->commit;
$dbh->disconnect;


$ wc -l pm1083865_ivo.txt
72 pm1083865_ivo.txt


$ perl ivo.pl pm1083865_ivo.txt && echo "table pm1083865_ivo limit 5; select count(*) from pm1083865_ivo" | psql
Timing is on.
          col0          |       col1        |  col2  |       col3       |  col4
------------------------+-------------------+--------+------------------+--------
 2014-04-25 23:06:25+02 | Total Subscribers | 970260 |                  |
 2014-04-25 23:06:25+02 | Active            |  86806 | Dormant          | 883454
 2014-04-25 23:06:25+02 | pdsn-simple-ipv4  |    212 | pdsn-simple-ipv6 |      0
 2014-04-25 23:06:25+02 | pdsn-mobile-ip    | 539792 | ha-mobile-ipv6   |      0
 2014-04-25 23:06:25+02 | hsgw-ipv6         | 234943 | hsgw-ipv4        |   1977
(5 rows)

Time: 1.845 ms
 count
-------
    70
(1 row)

Time: 0.820 ms