INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8b9f3942b31870bf2e4bcc98396b77cae249fb4097876d0f375f66f94db98957', 
    'R79XiW+9wYtOp58U3lRiwrd7VmZpbDb4GqYfMgCrico=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)