INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b50a039f56b69a713697690a03258168c635d7d4b2a695ef9eabe7a43ee50f83', 
    'beTKhnlrqeLOAJZLSn22xgGovwAfyu6FS+r+YUl3I7M=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)