INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '99dbbe5640e3f78a14a570603b5a5dda7271d0a0914a8623992638109a0387c9', 
    'DAH0dTUL5wNXFOj9I/K0BGt2EUM73MwRZPxwrQ5HxGk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)