INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ec59321188a4a9e5a32c99eeafdc05bbc9195585a8a8435b1fe5f34d724e6aea', 
    'KhqkvPXgD2V3KCGLmEN8CHEkzUANrD8wxTv1u0QpjbQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)