INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c8ca2bf6c037b887ae016c902eace83febf32b50b82b95427d4e5e7e4008fb43', 
    'kuMREMzrmTQ0JJDAzToxwx7Rwa0FGCEq3cNHFvcAJmY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)