"Tue, 14 Jan 2025 21:55:51"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250114
Only TIME
21:55:51
General datetime
2025-01-14 21:55:51Z
For Database
2025-01-14 21:55:51
For HTTP1.1
Tue, 14 Jan 2025 21:55:51 GMT