INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '76478fff9fe5421fcb402a435a9d6b5555be45c30107f4b971e694777981cb42', 
    'mXkx+vw49TWLq7IhVF35d1s3Cfu5eQ01RxiR84aU8TM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)