INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f481ab478c919bd603194b1e7aa6f0f8e4173d422f165cb683681140c29b1569', 
    'GRbneiIP4QdimmmQuG2NB7wjPZEL0IiG/1U8rdmvUAI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)