INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5b9c498b343a7555bc507b32024a76408f67b954e90b780d8bab3eb9cff34778', 
    '8XHXZ1zGOjjjiFQnUPqgQjAON2tQS2ihyb+4C8aKtIg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)