Locking device and cargo deck

A locking device for securing cargo items in a cargo deck of an aircraft, comprising:

• a frame having at least two longitudinal members,
• at least two guide rails, wherein each guide rail can be fastened to a respective longitudinal member at different positions,
• at least one fastening claw with a locking lug, wherein the fastening claw is movably mounted on a carriage element, wherein the fastening claw is rotatably mounted on the carriage element about an axis of rotation which extends substantially perpendicular to the guide rails, wherein the fastening claw can be locked in a folded-down position by means of a toggle lever mechanism, wherein the toggle lever mechanism comprises a release device, wherein the release device releases the toggle lever mechanism from a locked position when actuated, and wherein the release device is formed as a section of at least one lever element of the toggle lever mechanism.