INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b294afbd1382a8ae1255662d004bc19a2ec1dcfd6acd656feed25c30872d582', 
    'hV2NmZ8szdpy2bQSuMcLocWOEBz0KserIjRLyt7FbjI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)