INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b6e40993f3ef56be7f662989c40dfb7554c83e9c54cbf6a30b12fabdee6beab2', 
    'OvtVV4pYAHSuCZ3jUnQvqngzpSxizPNDcyE6e5+cqyA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)