INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '993000e7c2d4eb18ac8de1f6dd2eb352fc51fcf88d10df8631d856b965f991af', 
    'tTk2iKdGDDwLOGEtVT5aglYmpLdIw1wzdGV5G7uc/C8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00049

Result

int(1)