INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7a3081a33005c9a303b656fb66fa705339194defff9cd7f0745ff2058333028d', 
    'IcXIqafxw0f44knlRrTPTqbo4EnC4ndxypsRCCdvGu4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)