"Tue, 11 Mar 2025 04:51:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250311
Only TIME
04:51:21
General datetime
2025-03-11 04:51:21Z
For Database
2025-03-11 04:51:21
For HTTP1.1
Tue, 11 Mar 2025 04:51:21 GMT