INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '435febed00e3ac1ceacf9af59a7ca1f28496620099aeae9f0ab5929930ce3cc2', 
    'EEP1xtYJEjzoGp96rwsmr1KvW0mFaD8Q1+lvidEBgUg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)