INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '703f4291450038a3c8d3486d3f053d1b5391502f2fd884585c82f788868a0bdf', 
    'EKeB5tDQaWJ18QmtBfOW46hIoKtZWD691KRLej8OwBw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)