INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c77605f74c58928f865bde029ff721a7ec6c1cd59118dd479e1f4857f954e1ea', 
    '4Q7DTckroAmLAkzs2zzX1nbGHIFDdJAwLY/8R54XwSk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)