INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '16f6f9d5539b1c7046386013bf5abf0720a0a504c566a5524328d445ced1bf06', 
    'n6wYHrwScAR4kSLzcIKp8tv8GpSTk3nS8RhnFVzGViE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)