INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd18ecca5142c222491331876e06f1da22ce39d48d34db8b5d60e3854ed7e2011', 
    'NhT5KNM37zkzPdQwhU4vFwRMRKOB70Y0J/+/50ACLHo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)