"Fri, 14 Jun 2024 18:38:09"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240614
Only TIME
18:38:09
General datetime
2024-06-14 18:38:09Z
For Database
2024-06-14 18:38:09
For HTTP1.1
Fri, 14 Jun 2024 18:38:09 GMT