INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '938a21a4c3401e5914cb2fc728e578675bc575c0de86baaa2c5c202d2aaffad5', 
    'gRs2c6MzxYAjYIgpN9ITc/hbCCJquYwUR46NtmAsCus=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)