INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b6feba369653e75697595fb7ce990f42667887893d2e55a33557fc96889569a4', 
    'MV5ipFxzsoN9lTsx9XmbtzkkPIbVzNGPHw54pxj741Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00060

Result

int(1)