INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '75323f3e51a9b86d6a3fa71bec2eeaa041099e1494ecd6aefd21d30544fb4cb4', 
    'V8vKUc5OnxmRge0GprT9esDjy4UDToY/pK8uZb6niXM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)