INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2a5d0bef1be32860ee9e40b612daa67ce1451767782949ce7021a8762fb1f46d', 
    'AFtc3T8o88AT1QIUxRqMpbdqT2qmOgDo29GWVIU7nHc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00051

Result

int(1)