INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '68904541b1834aff04ba6994a568695a988b05ef42e2e84ba8974fc88e977b03', 
    'BtgT9gn5HKTFNJhhzCxN9H8obgKLABXM9Ozxpe7Dptc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)