INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '27988bf7a815107ea9ee1d132bb42948efd926a47639b1d952718452f4092e52', 
    'MmJ6HKVb1ivrSbFJQX+Tb1pc0Lh0rVC688psJl++Jow=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)