INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c0f91a54fa6b9bc0793840c07eec74ce77b8176a7afda1ad4909fd7fee29ccbb', 
    'k+x6BJJymaQgpQlwj9/ZT1tPKcpOSCmIsW2QKRFPEG0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)