INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a4d398a97b49dacf2905ac4ccdbd65161b19a8d1776efa667ca9a8bbd92db451', 
    'JLJu94GGo8pwUSuEWeFWG8UAFpCJuFe/53fVJzK3fnw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)