INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1fc84a7b578d21f00e924cf1a6efcedb7dc7d57d18221758c83c6a47d971e358', 
    'huDiVaRGjU7tD5xw8OvbLKFq27pwHQZnCnUWNDmEKDc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)