INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'df81ab47e9aab4d65144d4f28141ef6c995f39f479937039a8b04cfc55c5ee96', 
    'S8nPao0ihZdMPzwaPUjJTbOlzzF8j5X4W0q7ygLHlXM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)