INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51c4a8180f671a7d5560d5b670c3e3879497df57e8e9049eb4ebd281389866c2', 
    'rePTDVYHsS6O/4RnT+vOyiU4JYrbu5WStJB7xB9lf9E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)