"Sat, 01 Jun 2024 15:25:04"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240601
Only TIME
15:25:04
General datetime
2024-06-01 15:25:04Z
For Database
2024-06-01 15:25:04
For HTTP1.1
Sat, 01 Jun 2024 15:25:04 GMT