INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4a1820abd262c0adf521df564f74ec41237a8031f6b98b0088f427e82102e11f', 
    '+L42MKIB0tsf7FHzVZQs81Me+2hovU99Aug8i7tKDts=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)