INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7648474e8e545ba1d8ab023d5088512162e2801e5ab4ae2283342be4210a71d8', 
    'Iiw+IjDpzY+tujXtygMxGkHZ20T1JxaBn4S6EineujY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)