INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2e8cfc6a890bc4db4efab73ee0f2ae9bb4f2662eb6fffab47cbaf6138908169b', 
    'zR5zkCEmE0KQiMABPZ2UEtb50UhrMiQloKWjLgE1XtM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)