### CONTEXT (Previous Events):
<system_output timestamp="336.913506">Setting up efibootmgr (17-2) ...
</system_output>
<system_output timestamp="336.914632">Setting up openssh-sftp-server (1:9.2p1-2+deb12u3) ...
Setting up python3.11 (3.11.2-6+deb12u2) ...
</system_output>
<system_output timestamp="338.265378">Setting up libnfsidmap1:i386 (1:2.6.2-4) ...
Setting up openssh-server (1:9.2p1-2+deb12u3) ...
</system_output>
<system_output timestamp="338.557968">
Creating config file /etc/ssh/sshd_config with new version
</system_output>
<system_output timestamp="338.59929">Creating SSH2 RSA key; this may take some time ...</system_output>
<system_output timestamp="344.329961">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="344.337109">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="344.341524">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="344.349977">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="344.359574">256 SHA256:wFWQ4jDn7+Mwiflqdv9iYhX8c88R5jJA60XDhThO55U root@faiserver (ECDSA)
</system_output>
<system_output timestamp="344.362866">Creating SSH2 ED25519 key; this may take some time ...</system_output>
<system_output timestamp="344.379878">
</system_output>
<system_output timestamp="344.387778">256 SHA256:mLNgTJohdgtmRMK+MpWL6h61TmOxILeCWe8omjI/9F4 root@faiserver (ED25519)
</system_output>
<system_output timestamp="344.780446">invoke-rc.d: could not determine current runlevel
</system_output>

### TARGET LINE (Extract and Classify THIS Timestamp):
<system_output timestamp="344.787283">invoke-rc.d: policy-rc.d denied execution of start.
</system_output>

Answer: 344.787283, old event