INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1cbec50d209d3df3567008c36bd5e81b312415a114445859fe5ecbeaedbf82a4', 
    'vRiWnKGYEGHyL4qMA/OQeZ3MAf5hpdVUBOJf8oP7mzw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00067

Result

int(1)