### CONTEXT (Previous Events):
<system_output timestamp="620.38955">I: Configuring hostname...
</system_output>
<system_output timestamp="620.450665">I: Configuring libcap-ng0:i386...
</system_output>
<system_output timestamp="620.487417">I: Configuring libext2fs2:i386...
</system_output>
<system_output timestamp="620.565781">I: Configuring libnettle8:i386...
</system_output>
<system_output timestamp="620.654193">I: Configuring libgmp10:i386...
</system_output>
<system_output timestamp="620.712657">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="620.781745">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="620.834882">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="620.881784">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="620.991214">I: Configuring libsepol2:i386...
</system_output>
<system_output timestamp="621.083409">I: Configuring libpcre2-8-0:i386...
</system_output>
<system_output timestamp="621.135172">I: Configuring logsave...
</system_output>
<system_output timestamp="621.175902">I: Configuring gpgv...
</system_output>
<system_output timestamp="621.239454">I: Configuring util-linux-extra...
</system_output>

### TARGET LINE (Extract and Classify THIS Timestamp):
<system_output timestamp="621.298334">I: Configuring libhogweed6:i386...
</system_output>

Answer: 621.298334, old event