INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b1237e294a9d5d3c557960e2f85922d4f8643312f04b22a13b704e25997c5c22', 
    'gcHvhQ5e54rz5jf7p37Ct4YnGNR0Qe0Co18FvSfA8OE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)