INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b31aa718bc1ce61352d7e4aca3a549a8ea85e1c471386e6f875fbdc543db31b7', 
    '+QSkppaRPRg5msFIAIkgq/+I3JYM7UBztXHxN4nDDzw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)