INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b4004b25a5ad37a18371e48673fb9377788b9db46a8b19d3ad98d7ba355843b', 
    'MOeZDwOwXRDPb3bmiZayJSbno6YiGJVyvecPLhnbETI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)