INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9c46b00ebe1ce197142b40159089357ad3a5d827edf42d78c10759867970647e', 
    'nM42ehNO0fpjcnXh5XbrYbsM4BkbWZ3TmqYTwRNWkCw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)