INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'bf7bf2714d7695ccd078e9d4e2e608a6a9a51386586e1c760aaeef8496c32877', 
    'xgDyrSq4tANr1e59xrCHIXQEIgvBDf6kc//wU099iI0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)