INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3bc2552a8e05cc8dcbcd1dfe6668895d98eee39dbab7e459411af874d8db35be', 
    'KG36I7IaN5CRIQfgkqJTIbcGns03XgIU2Ex3ngRAABI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)