INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '42f6a1dd6afdb4b124af0498a1f2d8887846c79c1fe736ee094ffdb52f959114', 
    '6cyu8wwo5bCY9TPZ5STN70+5rGLTIXK1LBcj2gDgrQE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00054

Result

int(1)