INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '272fdcbd75f8024fc6670aa8b800bb0bcc71ba6cd59cada1cd0d98b5c4793b91', 
    'aPn/lIkOufTPGWaUKq6PnWKBYBfDxB2iUTLFXyAnRQQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)