INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8310a55ca9b76d2f3df48e802fac1c7493655260de536b5f24f1744a1c25012d', 
    '5Z7RLhu9LYTKpb9X1sT1bt6pANdr+5SShI7JLU07v6Q=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)