INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b50beadfbca831ec3ce50007bbf12a4502be8c21a45e2e83f358d6b6855d761e', 
    '+1PX5qyog0j39TJDq23+yaObqzdvQMVqgVI05vOKQFE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)