INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '39ff509ff75311db844d20ec9c56ba721e6f978f41350fa44e21a684f7b687ab', 
    'nQJ2rjkJyLuMfK6YwfUvyCFIKDuLYMBO6LDEwAlOFMs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)