INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '42a7be802a22c5d51435a2eee069f5603f2b91d2f31b4d19fb91de989be0ef21', 
    'ScBmQa/iAMjk6Rou9hPoE448VKvmxHtip1wz0AIgj4Q=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)