"Tue, 18 Jun 2024 01:55:04"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240618
Only TIME
01:55:04
General datetime
2024-06-18 01:55:04Z
For Database
2024-06-18 01:55:04
For HTTP1.1
Tue, 18 Jun 2024 01:55:04 GMT