INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50cb34bd3ce9ecb74afa59d75c269a85d610950655ba2327c7b0a48d3eb09f34', 
    'PldRJXiCEni0WIp14C0lyiv1s3seKyvQLgZ6TJBuOsc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)