INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51c916aa7965341cd6612a890bbfb50648ff27b4fef0844759f20d135a1b9910', 
    'BLfyWSGo1myt29BIpF/g8fcMaGGCHJVMsAdzanHTi5Q=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)