INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8731594ec01689a5c2c5049f8e540e46a30ee52a8867d340aa648a470456df12', 
    'rI3HqZZLBnBqV11BAU5dXSbRpsa9nGbYRXPbnWSW2Js=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)