INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e3734640b87581e23ee47abe6c7e35b9bc6f145fc2b08b1df7edf31055774279', 
    'em6LW/6TWMIV25lmWKb4oC4AVqbF+DNSuZIx8YwaWGI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)