"Sat, 11 May 2024 00:28:11"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240511
Only TIME
00:28:11
General datetime
2024-05-11 00:28:11Z
For Database
2024-05-11 00:28:11
For HTTP1.1
Sat, 11 May 2024 00:28:11 GMT