INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a15b295df08237dc260f9de8250c4b43486988d40fda24ca5c708b70aa580891', 
    'e1wSBBzMQZiaEVaaLKT7ITJwWS2XNfCfnj5iP8DnWz0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)