INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b16839c52c7e3cad25c080a10819b1cb73f38f5b15221678e011f0a12995bac1', 
    'mrEzvGTq5eMYx1iv5jMgsVx3jgu4qrd8czNRHTpxI/U=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)