"Fri, 31 May 2024 23:18:49"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240531
Only TIME
23:18:49
General datetime
2024-05-31 23:18:49Z
For Database
2024-05-31 23:18:49
For HTTP1.1
Fri, 31 May 2024 23:18:49 GMT