INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b5d68257f9823c148cd91502b930e9502247385b1fdcf15cbd484a9cc83f4a8c', 
    'e0xwJn51q5A2mFtDq+fa3AZlzRWB1QtFca1AiuebR3Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)