INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '40757744a8d9d9b7a5fe1e31e7f0107e87018420376e0b7b6daa47a0325a995b', 
    'D+vhimlZakGUEr5nuFRZQ3AjWGQbK6dhodN0gCdrtYY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)