I send some coins to an exchange and I have this message in the transactions:

Status: 0/unconfirmed
Date: 29/01/2018 07:17
To: Stocks hQbXjhzYXfZjHja1sLTQPjBiJRXD71iFrG
Debit: -2.02218068 BHD
Transaction fee: -0.0001 BHD
Net amount: -2.02228068 BHD
Transaction ID: 272667f922648950a489b44993aec77f1af93fd91ca94f591a0d2981bbca627b-000

I never received my coins and they are not available in my wallet anymore

Impossible to find the transaction in the block explorer.

Help please