INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c2f7e57ef3c3a63f04952236dc859a28f83b9171a049ffbb33e5aba55cdf28bd', 
    'SfVTG4sjfSGp4zljDsQLaN3aHhlLcF0noAYqVCRd03s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)