INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a3b7c2300300dc7304919621ea1ad87f5198cd29942e2e97ce7b717de0646a0b', 
    'a9ZKZSXFm0mARIil2m2F87cD3ruD4XNjXqvJiHv11v0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)