INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8676d2293e0355c557885aa8ac89c54254957b685edeb077b0209323eab555b5', 
    '4U5KfANhpWtbsv7atcMRHc42DhkL1NlFm/PMf0Sb/wI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)