"Tue, 18 Jun 2024 12:55:43"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240618
Only TIME
12:55:43
General datetime
2024-06-18 12:55:43Z
For Database
2024-06-18 12:55:43
For HTTP1.1
Tue, 18 Jun 2024 12:55:43 GMT