INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'cf81bcda9e974dd8ac9a369f5e191324f6498f64c055b7f3a3b72e6985f430e8', 
    'DKSNTRqne5a1yEBhyMSGxnAT304TFaUN7GBfVU6faOE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)