INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6f2c9445fe578d96f55de643daf7228b64ca2053282659aeb2e531437372247d', 
    'jVtUfX6OFJr8bA7hu5afMwt8rLtPkPzKHOKOoiEZbMc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)