INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b4a2f943ad104056fec813fff8dee2d5f57f36a90eb131ef2103e8903d20f5f5', 
    '6e2PqNYAztB8ZmuUcYYvLlhqeEqgm7qGDHK2LBQGVPY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)