INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1f1ebc79963a9d1839848e5b4e688bcb324d33fae55da907e64d00ff17df899c', 
    'N6erNRRwkdArD19Irxr2QUdox846Ysm+CImZDx061Eo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)