INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4c393d15bc75a0e3009e69b375697a7568305a9b69b20924109d2bbfd3712b85', 
    'I569efXM15RUej8DBAv9+mJX3tzNg7cOF+3C48TkLOM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)