INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '550e357b02c3b6bece2d4b6f60654aecf2e02bff10677b528451730db04892cd', 
    '+GfwPC+atSSAt3G58QvthcDaODLNDQhBYBIPu+fqjxc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00045

Result

int(1)