"Fri, 14 Jun 2024 16:24:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240614
Only TIME
16:24:21
General datetime
2024-06-14 16:24:21Z
For Database
2024-06-14 16:24:21
For HTTP1.1
Fri, 14 Jun 2024 16:24:21 GMT