INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b6b8d38c8a666681f84e41d52e0be526b511157c88a1ba532894372b581bdadb', 
    'UWyDxowzFuaOdaeusUHeh1I20I1JnfRuwNMA7lhwofk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)