INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '577a1000e4bfc87b3c57e4350edadb3844bb4b9db693037afdc284de6e5e06a4', 
    '52mSrCbOhWZQYvYmGO6BpTOGK24BO56/WUUW4a569OM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)