INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4973715ad694a3da42a6fa96446fb05498b8a5c749354a0a33a1d27463e59ece', 
    'BQRq2Fo/SAvBt87hfMovTUuL23PL3irSyghkfqukg2Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)