INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '193acff60dc2491a869005fe1ee3edfeda2c821b2dcbc9b98e39f69fd19a0ce7', 
    'u28cBMEaPWAi9lNWpkWQHXEsAzNTsO952hMhAof9FhE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)