INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2516929455e85ebf385548732e1b87f8bc051841d978fce478e74cb6f9e33ee0', 
    'eEp8KUrn1xxi8catcujYf4209y2TecXX+/Q+3ws9s6I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)